import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'

// create an axios instance
const service = axios.create({
  baseURL: '/api',
  timeout: 10 * 60 * 1000
})

// request interceptor
service.interceptors.request.use(
  config => {
    if (store.getters.token) {
      config.headers['X-Token'] = getToken()
    }
    return config
  },
  error => {
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  response => {
    const res = response.data
    if (res.code === 200) {
      return res
    }
    Message({
      message: res.msg || 'Error',
      type: 'error',
      duration: 5 * 1000
    })

    // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
    if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
      // to re-login
      MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
        confirmButtonText: 'Re-Login',
        cancelButtonText: 'Cancel',
        type: 'warning'
      }).then(() => {
        store.dispatch('user/resetToken').then(() => {
          location.reload()
        })
      })
    }
    return Promise.reject(new Error(res.message || 'Error'))
  },
  error => {
    console.log('err' + error.msg) // for debug
    Message({
      message: error.msg,
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service

const post = (url, params = {}, data = {}) => service({
  method: 'post',
  url,
  params,
  data
})
const get = (url, params = {}) => service({
  method: 'get',
  url,
  params
})
const put = (url, params = {}, data = {}) => service({
  method: 'patch',
  url,
  params,
  data
})

const del = (url, params = {}, data = {}) => service({
  method: 'delete',
  url,
  params,
  data
})
export {
  post,
  get,
  put,
  del
}
